/ Thesaurus / C Synonyms of class insecta Find synonyms for: Noun1. Insecta, class Insecta, Hexapoda, class Hexapoda, classusage: insects; about five-sixths of all known animal speciesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: inane Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language